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<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        table {
            width: 500px;
            margin: 100px auto;
            border-collapse: collapse;
            text-align: center;
        }

        td,
        th {
            border: 1px solid #333;
        }

        thead tr {
            height: 40px;
            background-color: #ccc;
        }
    </style>
</head>

<body>
    <table cellspacing="0">
        <thead>
            <tr>
                <th>姓名</th>
                <th>科目</th>
                <th>成绩</th>
                <th>操作</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>船长</td>
                <td>JavaScript</td>
                <td>100</td>
                <td><a href="#">删除</a></td>
            </tr>
            <tr>
                <td>猴子</td>
                <td>C++</td>
                <td>99</td>
                <td><a href="#">删除</a></td>
            </tr>
            <tr>
                <td>李宗盛</td>
                <td>Python</td>
                <td>95</td>
                <td><a href="#">删除</a></td>
            </tr>
        </tbody>
    </table>
    <script>
        
    </script>
</body>

</html>